From owner-freebsd-questions@FreeBSD.ORG Sat Jun 17 07:33:19 2006 Return-Path: X-Original-To: questions@freebsd.org Delivered-To: freebsd-questions@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 5511F16A479 for ; Sat, 17 Jun 2006 07:33:19 +0000 (UTC) (envelope-from mnavarre@cox.net) Received: from fed1rmmtao11.cox.net (fed1rmmtao11.cox.net [68.230.241.28]) by mx1.FreeBSD.org (Postfix) with ESMTP id E4BC643D48 for ; Sat, 17 Jun 2006 07:33:18 +0000 (GMT) (envelope-from mnavarre@cox.net) Received: from [192.168.1.14] (really [68.107.92.93]) by fed1rmmtao11.cox.net (InterMail vM.6.01.06.01 201-2131-130-101-20060113) with ESMTP id <20060617073318.GEBD554.fed1rmmtao11.cox.net@[192.168.1.14]>; Sat, 17 Jun 2006 03:33:18 -0400 In-Reply-To: <44938613.3050301@ywave.com> References: <44936624.80801@ywave.com> <44938613.3050301@ywave.com> Mime-Version: 1.0 (Apple Message framework v750) Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Message-Id: Content-Transfer-Encoding: 7bit From: Matthew Navarre Date: Sat, 17 Jun 2006 00:33:16 -0700 To: Micah X-Mailer: Apple Mail (2.750) Cc: questions@freebsd.org Subject: Re: Random panics on FreeeBSD 6.0 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 17 Jun 2006 07:33:19 -0000 On Jun 16, 2006, at 9:33 PM, Micah wrote: > Matthew Navarre wrote: >> On Jun 16, 2006, at 7:17 PM, Micah wrote: >>> Matthew Navarre wrote: >>>> I've got an AMD Sempron machine running FreeBSD 6.0 that's been >>>> experiencing random panics while trying to build world. In fact >>>> it just paniced now, with no activity. >>>> The panic message is TPTE at 0xbfc20624 IS ZERO @ VA 08100000 >>>> bad pte >>>> This started last night while I was portupgrading ruby and I got >>>> random apps segfaulting, mostly gcc, so I suspected bad memory. >>>> I installed new memory today, tried to buildworld. And *BAM* >>>> panic: bad pte >>>> I'm still guessing that this is a hardware problem, and not >>>> software but I'm not sure. If anyone can give me a clue I'd >>>> appreciate it. >>>> Machine details: >>>> AMD Sempron >>>> ECS K8M800-M2 mainboard >>>> 1 GB Kingston PC-3200. >>>> Thanks, >>>> Matt >>> >>> First, a quick Google of "bad pte" turns up some ideas. Try >>> disabling or changing APIC and/or ACPI settings. Make sure your >>> swap partition is error free and has enough room. Google a bit >>> more just on the lists.freebsd.org site for several possibilities. >> Yeah, I was wondering if it might be something in the BIOS >> settings. I'll google around and see what I find. I don't know if >> the first panic was a bad pte error since the machine was running >> headless. >>> >>> For hardware, you can try memtest86+ to check to make sure the >>> new memory is good. There are other stress tests you can run as >>> well - I usually use the ultimate boot CD for that stuff. Other >>> possible problems are faulty or too small power supply; too much >>> heat on CPU, RAM, or expansion boards; faulty expansion cards and/ >>> or components; or faulty hard drive. >> I kinda wondered if heat might be an issue, since it was kind of >> tucked away in a spot with bad airflow. I'll try the memtest >> thing. Is there a way to get the CPU temp in FreeBSD? > > As mentioned, mbmon might work, but don't think that CPU is the > only generator of heat. I had random reboots due to an overheating > graphics card once. A spot thermometer comes in handy at a time > like this. Eh. I think it's time to find the receipt and make the computer store fix this POS. I think that's the last time I buy cheap crap hardware. Thanks again, Matt